The following actions will be performed:
  - install junit_alcotest 2.0

=-=- Gathering sources =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[junit_alcotest: http] Command started
[junit_alcotest: http] Command started
[junit_alcotest.2.0] https://github.com/Khady/ocaml-junit/releases/download/2.0/junit-2.0.tbz downloaded

=-=- Processing actions -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
[junit_alcotest: jbuilder build] Command started
+ jbuilder "build" "-p" "junit_alcotest" "-j" "4" (CWD=/home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/junit_alcotest.2.0)
- File "alcotest/test/jbuild", line 19, characters 10-77:
- Error: Unknown constructor diff
- File "alcotest/test/jbuild", line 19, characters 10-77:
- Error: Unknown constructor diff
[ERROR] The compilation of junit_alcotest failed at "jbuilder build -p
        junit_alcotest -j 4".

#=== ERROR while installing junit_alcotest.2.0 ================================#
# opam-version         1.2.2+dd (3852ba0a7708d4dc37f64dd4cd00f873bf317ac0)
# os                   linux
# command              jbuilder build -p junit_alcotest -j 4
# path                 /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/junit_alcotest.2.0
# compiler             4.07.0+pr2051
# exit-code            1
# env-file             /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/junit_alcotest.2.0/junit_alcotest-21177.env
# stdout-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/junit_alcotest.2.0/junit_alcotest-21177.out
# stderr-file          /home/doligez/opamcheck/sandbox2/opamstate/4.07.0+pr2051/dotopam/4.07.0+pr2051/build/junit_alcotest.2.0/junit_alcotest-21177.out
### stdout ###
# File "alcotest/test/jbuild", line 19, characters 10-77:
# Error: Unknown constructor diff
### stderr ###
# File "alcotest/test/jbuild", line 19, characters 10-77:
# Error: Unknown constructor diff



=-=- Error report -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
The following actions failed
  - install junit_alcotest 2.0
No changes have been performed
'opam install junit_alcotest.2.0' failed.